| YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
| 1963 | 0.72 | 1.25 | 0.48 | 1.21 | 1.78 | 1.45 | 0.40 | 0.48 | 0.46 | 0.29 | 0.51 | 0.59 | 9.62 | |||||||||||||
| 1964 | 0.90 | 0.04 | 0.38 | 0.12 | 0.18 | 1.58 | 0.60 | 0.31 | 0.03 | 0.43 | 0.85 | 3.09 | 8.51 | |||||||||||||
| 1965 | 0.00 | z | 0.11 | 0.00 | 0.72 | 0.36 | 2.73 | 0.94 | 1.76 | 0.06 | 0.34 | 1.49 | d | 0.97 | 9.48 | |||||||||||
| 1966 | 1.07 | 0.54 | 0.27 | 0.16 | 0.75 | 0.70 | 1.07 | 0.03 | 1.16 | 0.21 | 2.16 | 1.67 | 9.79 | |||||||||||||
| 1967 | 0.97 | 0.10 | 0.45 | 0.73 | 0.82 | 1.13 | 0.00 | 0.27 | 0.36 | 1.07 | 0.18 | 0.40 | 6.48 | |||||||||||||
| 1968 | 0.64 | 0.73 | 0.15 | 0.40 | 1.26 | 0.54 | 0.00 | 2.14 | 0.09 | 0.00 | z | 0.00 | z | 0.00 | z | 5.95 | ||||||||||
| 1969 | 1.35 | e | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 1.87 | 0.17 | 0.00 | 0.00 | z | 0.50 | 0.35 | 0.00 | z | 4.24 | ||||||
| 1970 | 3.18 | 0.44 | 0.92 | c | 0.00 | 0.03 | a | 2.50 | 0.00 | 0.00 | 0.00 | e | 0.85 | 0.45 | c | 0.00 | z | 8.37 | ||||||||
| 1971 | 0.00 | z | 0.00 | z | 0.00 | z | 0.58 | 0.20 | 0.00 | 0.21 | 0.00 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.99 | ||||||
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 1.26 | 0.46 | 0.38 | 0.49 | 0.67 | 1.39 | 0.38 | 0.55 | 0.31 | 0.53 | 0.86 | 1.34 | 8.60 | |||||||||||||
| S.D. | 0.88 | 0.43 | 0.29 | 0.40 | 0.61 | 0.90 | 0.41 | 0.81 | 0.41 | 0.32 | 0.72 | 1.09 | 1.52 | |||||||||||||
| SKEW | 1.75 | 0.78 | 0.66 | 0.46 | 0.71 | 0.05 | 0.67 | 1.24 | 1.37 | 0.80 | 0.93 | 0.87 | -0.74 | |||||||||||||
| MAX | 3.18 | 1.25 | 0.92 | 1.21 | 1.78 | 2.73 | 1.07 | 2.14 | 1.16 | 1.07 | 2.16 | 3.09 | 9.79 | |||||||||||||
| MIN | 0.64 | 0.04 | 0.00 | 0.00 | 0.03 | 0.00 | 0.00 | 0.00 | 0.00 | 0.21 | 0.18 | 0.40 | 6.48 | |||||||||||||
| NO YRS | 7 | 7 | 7 | 8 | 8 | 9 | 9 | 9 | 7 | 7 | 7 | 5 | 4 | |||||||||||||